Method for manufacturing transparent conductive film

Abstract

A method for manufacturing a transparent conductive film, including: 1) providing a conductive scraper including a slurry feeding mouth and a slurry discharging gap; 2) placing a transparent film including a prefabricated groove on a conductive moving table, moving the conductive moving table horizontally in relation to the conductive scraper, controlling the moving speed of the conductive moving table at between 0.1 and 1 m/min, and allowing the conductive slurry to flow out of the conductive scrapper via the slurry discharging gap; 3) applying a voltage between the conductive moving table and the conductive scraper, and driving the conductive slurry flowing out of the conductive scraper to fill the groove of the transparent film by an electrodynamic force produced by the voltage; and 4) curing the conductive slurry filled in the groove of the transparent film.

The invention claimed is: 
     
       1. A method for manufacturing a transparent conductive film, the method comprising:
 1) providing a conductive scraper, the conductive scraper comprising a slurry feeding mouth and a slurry discharging gap, and employing the conductive scraper as a channel for introducing a conductive slurry and as an electrode; 
 2) placing a transparent film comprising a prefabricated groove on a conductive moving table, moving the conductive moving table horizontally in relation to the conductive scraper, controlling a moving speed of the conductive moving table at between 0.1 and 1 m/min, and allowing the conductive slurry to flow out of the conductive scrapper via the slurry discharging gap thereof; 
 3) applying a voltage between the conductive moving table and the conductive scraper, controlling an average electric field strength between the conductive scraper and the conductive moving table at between 50 and 5000 V/mm; and driving the conductive slurry flowing out of the conductive scraper to fill the groove of the transparent film by an electrodynamic force produced by the voltage; and 
 4) curing the conductive slurry filled in the groove of the transparent film, whereby obtaining a transparent conductive film. 
 
     
     
       2. The method of  claim 1 , wherein the voltage in 3) is a DC voltage or a low frequency AC voltage; and when the low frequency AC voltage is adopted, a frequency thereof is controlled at no more than 1 kHz. 
     
     
       3. The method of  claim 1 , wherein a curing mode in 4) comprises: heating curing, ultraviolet light (UV) light curing, and volatile curing; and the curing mode is adopted according to a material quality of the conductive slurry. 
     
     
       4. The method of  claim 1 , further comprising performing sintering treatment and polishing treatment after 4).